Ashton Menuz

Aaron Martens, KC is a family law practitioner, mediator, arbitrator and Registered Collaborative Family Lawyer. He joined Dunphy Best Blocksom LLP in 1998 and is a partner in the firm. Aaron’s experience in family law matters includes being counsel on a wide variety of family and special chambers applications. He has represented clients in trials at Provincial Court and the King's Counsel, and has made appearances at the Court of Appeal of Alberta. Aaron also does adoption work. Aaron ...

Mark Sawyer articled with Dunphy Best Blocksom LLP in 2003 and became a partner in 2010. Mark’s practice focuses on the business and commercial aspects of the law, as well real estate and estate planning. Mark works with many privately held businesses, advising them on their corporate, financing, contract and shareholder matters. Mark provides advice as well on the incorporation of new businesses and the sale and purchase of existing companies. He also acts for clients who are buying, s...

Marlow Gereluk acts as lead counsel in syndicated and bilateral debt financings, project financings, asset-backed lending and offerings of bonds, debentures and convertible debt, both national and cross-border. He also advises clients in connection with distressed debt offerings and restructurings, and inter-creditor negotiations. Mr. Gereluk has extensive experience with derivatives, particularly with commodity, cross-currency and interest rate hedging transactions, credit default swaps and ...

Jeff is an experienced energy lawyer who advises clients on a broad range of matters, including energy project development and midstream natural gas handling, transportation and treating arrangements. His energy project work mostly involves all aspects of liquefied natural gas (LNG), gas-to-liquids (GTL), pipeline, petrochemical, independent power and water, cogeneration, and hydroelectric projects. Prior to joining Lawson Lundell, Jeff worked for Qatar Petroleum (QP, now QatarEnergy), ultima...

Sarah practices in all areas of tax law. She holds both her Bachelor of Laws and Bachelor of Science in Civil Engineering degrees from the University of Calgary. Today, she maintains her ties with the school as a sessional instructor. Prior to entering the legal profession, Sarah worked at a major oil and gas company in Calgary. She served as a law clerk to the Honourable Justices of the Alberta Court of Queen’s Bench and articled with a national firm prior to joining Felesky Flynn in 2...

Robin Acworth is a commercial lawyer whose practice focusses on the upstream and midstream energy sectors, including LNG and renewables. Robin has extensive experience advising on energy projects and transactions in Canada and in a broad range of other jurisdictions. His experience includes advising on the sale and purchase of LNG and other commodities, transportation, construction and use of terminals, power generation facilities and other infrastructure, both onshore and offshore, including...

Lara Mason’s practice encompasses a wide range of commercial litigation matters, including commercial disputes, transnational and cross-border disputes, professional liability matters, insurance coverage disputes and class actions. Ms. Mason has appeared at all levels of court in Alberta, before the Supreme Court of Canada, and before the Alberta Utilities Commission. She has also participated in a variety of alternative dispute resolution processes.Ms. Mason joined our Calgary office a...

Katharine Zhang is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Katharine, who practices law in Calgary, Alberta, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Katharine is held by other top lawyers in the same geographic and legal practice area.

Patrick Laycock is a top attorney recognized by Best Lawyers in the practice area(s) of Intellectual Property Law. Patrick, who practices law in Calgary, Alberta, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Patrick is held by other top lawyers in the same geographic and legal practice area.

Ryan Phillips is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law, Alternative Dispute Resolution and Corporate and Commercial Litigation. Ryan, who practices law in Calgary, Alberta, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ryan is held by other top lawyers in the same geographic and legal practice area.